# NTSB Accident GAA16CA501
> **PIPER PA28R** · 2016-09-21 · Ottumwa, IA, USA · NONE
## Event
- **NTSB number:** GAA16CA501
- **Event ID:** 20160922X43155
- **Type:** Accident
- **Date:** 2016-09-21
- **Location:** Ottumwa, IA, USA
- **Coordinates:** 41.106388, -92.449722
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA28R
- **Registration:** N3803T
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot receiving instruction's failure to maintain adequate airspeed and his exceedance of the airplane's critical angle-of-attack during a simulated engine failure and landing, which resulted in an aerodynamic stall. Contributing to the accident was the flight instructor's delayed remedial action.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=GAA16CA501) · AI Analytics · CC0 1.0*